Finding the Fourth Proportional to 1,083,858.84, 1,624,902.12 and 409,558.14
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Solution
The fourth proportional to 1,083,858.84, 1,624,902.12 and 409,558.14 is: 614,002.36
Step by Step Solution
- Step 1: Write the proportion equation
1,083,858.84 : 1,624,902.12 = 409,558.14 : x - Step 2: Convert to fraction form
1,083,858.84/1,624,902.12 = 409,558.14/x - Step 3: Cross multiply
1,083,858.84x = 1,624,902.12 × 409,558.14 - Step 4: Simplify right side
1,083,858.84x = 665,491,889,949.26 - Step 5: Solve for x
x = 665,491,889,949.26/1,083,858.84 - Step 6: Final answer
x = 614,002.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.